Across
1
Military conflict or fight
4
Medieval land-for-service system
5
Large territory under one ruler
7
Union formed for mutual benefit
11
Advanced stage of human society
12
Succession of rulers from same family
13
Belonging to a very old period
Down
2
Period of ten years
3
Government elected by the people
6
Ancient Egyptian picture writing
8
Ancient Egyptian stone monument
9
Armed entry into another territory
10
Person owned as property